[webrtc-encoded-transform] Pull Request: Use unsigned long instead of long for positive values

dontcallmedom has just submitted a new pull request for https://github.com/w3c/webrtc-encoded-transform:

== Use unsigned long instead of long for positive values ==
webkit implementation already uses unsigned long for some of these https://github.com/WebKit/WebKit/blob/5858e9511bb3d3306db3c4bc0973c521cdc97a03/Source/WebCore/Modules/mediastream/RTCEncodedVideoFrame.idl

See https://github.com/w3c/webrtc-encoded-transform/pull/126


-- 
Sent via github-notify-ml as configured in https://github.com/w3c/github-notify-ml-config